1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.kernel.portlet;
24  
25  import javax.portlet.WindowState;
26  
27  import javax.servlet.http.HttpServletRequest;
28  
29  /**
30   * <a href="LiferayWindowState.java.html"><b><i>View Source</i></b></a>
31   *
32   * @author Brian Wing Shun Chan
33   */
34  public class LiferayWindowState extends WindowState {
35  
36      public final static WindowState EXCLUSIVE = new WindowState("exclusive");
37  
38      public final static WindowState POP_UP = new WindowState("pop_up");
39  
40      public static boolean isExclusive(HttpServletRequest request) {
41          String state = request.getParameter("p_p_state");
42  
43          if ((state != null) && (state.equals(EXCLUSIVE.toString()))) {
44              return true;
45          }
46          else {
47              return false;
48          }
49      }
50  
51      public static boolean isMaximized(HttpServletRequest request) {
52          String state = request.getParameter("p_p_state");
53  
54          if ((state != null) &&
55              (state.equals(WindowState.MAXIMIZED.toString()))) {
56  
57              return true;
58          }
59          else {
60              return false;
61          }
62      }
63  
64      public static boolean isPopUp(HttpServletRequest request) {
65          String state = request.getParameter("p_p_state");
66  
67          if ((state != null) && (state.equals(POP_UP.toString()))) {
68              return true;
69          }
70          else {
71              return false;
72          }
73      }
74  
75      public static boolean isWindowStatePreserved(
76          WindowState oldWindowState, WindowState newWindowState) {
77  
78          // Changes to EXCLUSIVE are always preserved
79  
80          if ((newWindowState != null) &&
81              (newWindowState.equals(LiferayWindowState.EXCLUSIVE))) {
82  
83              return true;
84          }
85  
86          // Some window states are automatically preserved
87  
88          if ((oldWindowState != null) &&
89              (oldWindowState.equals(LiferayWindowState.POP_UP))) {
90  
91              return false;
92          }
93          else {
94              return true;
95          }
96      }
97  
98      public LiferayWindowState(String name) {
99          super(name);
100     }
101 
102 }